JPH0312259B2 - - Google Patents

Info

Publication number
JPH0312259B2
JPH0312259B2 JP56172596A JP17259681A JPH0312259B2 JP H0312259 B2 JPH0312259 B2 JP H0312259B2 JP 56172596 A JP56172596 A JP 56172596A JP 17259681 A JP17259681 A JP 17259681A JP H0312259 B2 JPH0312259 B2 JP H0312259B2
Authority
JP
Japan
Prior art keywords
transformer
current
insulation resistance
voltage
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP56172596A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5873880A (ja
Inventor
Tatsuji Matsuno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Communication Equipment Co Ltd
Original Assignee
Toyo Communication Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyo Communication Equipment Co Ltd filed Critical Toyo Communication Equipment Co Ltd
Priority to JP17259681A priority Critical patent/JPS5873880A/ja
Publication of JPS5873880A publication Critical patent/JPS5873880A/ja
Publication of JPH0312259B2 publication Critical patent/JPH0312259B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
JP17259681A 1981-10-27 1981-10-27 絶縁抵抗測定方法 Granted JPS5873880A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17259681A JPS5873880A (ja) 1981-10-27 1981-10-27 絶縁抵抗測定方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17259681A JPS5873880A (ja) 1981-10-27 1981-10-27 絶縁抵抗測定方法

Publications (2)

Publication Number Publication Date
JPS5873880A JPS5873880A (ja) 1983-05-04
JPH0312259B2 true JPH0312259B2 (enrdf_load_stackoverflow) 1991-02-19

Family

ID=15944774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17259681A Granted JPS5873880A (ja) 1981-10-27 1981-10-27 絶縁抵抗測定方法

Country Status (1)

Country Link
JP (1) JPS5873880A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102519122B1 (ko) * 2021-06-25 2023-04-06 충북대학교 산학협력단 절연 감시 장치 및 측정 오류를 개선하는 방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5433769A (en) * 1977-08-19 1979-03-12 Masami Fujii Method of measuring deeply buried earth electrode

Also Published As

Publication number Publication date
JPS5873880A (ja) 1983-05-04

Similar Documents

Publication Publication Date Title
US4206398A (en) Method of and apparatus for detecting ground faults in isolated power supply systems
US2059594A (en) Electrical measuring instrument
US4066950A (en) Circuit for measuring the ground resistance of an ungrounded power circuit
US4472676A (en) Leakage impedance measuring system including a superimposed measuring voltage having a frequency differing slightly from system frequency
JPS627981B2 (enrdf_load_stackoverflow)
US3500200A (en) Electronic wattmeters utilising an amplitude and width modulated pulse train
JPH0312259B2 (enrdf_load_stackoverflow)
US3571752A (en) Transformer coupled multi vibrator pulse generator for fault detection
JPH0312258B2 (enrdf_load_stackoverflow)
JPH0260987B2 (enrdf_load_stackoverflow)
ATE16857T1 (de) Mit einem vielfachmessgeraet verbindbares zusatzgeraet zum messen von erdungswiderstaenden.
JPH0528529Y2 (enrdf_load_stackoverflow)
SU853566A1 (ru) "Измерительный преобразователь составл ющихКОМплЕКСНыХ СОпРОТиВлЕНий
JPS61155868A (ja) 簡易絶縁抵抗測定方法
JPS5933233B2 (ja) 接地系の絶縁抵抗測定装置
JP3703925B2 (ja) 保護継電器の試験装置
SU118548A1 (ru) Устройство дл измерени расхода электроэнергии в цепи посто нного тока
SU401935A1 (ru) УСТРОЙСТВО дл ИЗМЕРЕНИЯ ЭЛЕКТРИЧЕСКОГО СОПРОТИВЛЕНИЯ ИЗОЛЯЦИИ
JPS5916672B2 (ja) 多相電子式電力量計の断線表示装置
JPS60162963A (ja) 簡易絶縁抵抗測定方法
JPS5847425Y2 (ja) 交流電気機器特性試験装置
SU1161901A1 (ru) Измеритель индуктивности
SU978073A2 (ru) Устройство дл измерени сопротивлени изол ции электрических сетей
JPS598130B2 (ja) 非接地直流回路の地絡監視用回路装置
JP2614447B2 (ja) 接地抵抗の影響を補償した絶縁抵抗測定方法